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+// 将百度地图经纬度转换为腾讯/高德地图经纬度
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+export function bMapTransQQMap(lng, lat) {
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+ let x_pi = 3.14159265358979324 * 3000.0 / 180.0;
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+ let x = lng - 0.0065;
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+ let y = lat - 0.006;
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+ let z = Math.sqrt(x * x + y * y) - 0.00002 * Math.sin(y * x_pi);
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+ let theta = Math.atan2(y, x) - 0.000003 * Math.cos(x * x_pi);
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+ let lngs = z * Math.cos(theta);
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+ let lats = z * Math.sin(theta);
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+
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+ return {
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+ lng: lngs,
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+ lat: lats
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+ }
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+}
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+
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+// 将腾讯/高德地图经纬度转换为百度地图经纬度
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+export function qqMapTransBMap(lng, lat) {
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+ let x_pi = 3.14159265358979324 * 3000.0 / 180.0;
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+ let x = lng;
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+ let y = lat;
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+ let z = Math.sqrt(x * x + y * y) + 0.00002 * Math.sin(y * x_pi);
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+ let theta = Math.atan2(y, x) + 0.000003 * Math.cos(x * x_pi);
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+ let lngs = z * Math.cos(theta) + 0.0065;
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+ let lats = z * Math.sin(theta) + 0.006;
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+
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+ return {
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+ lng: lngs,
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+ lat: lats
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+ }
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+}
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